public/js/tests/get-some-time_test.js

export const tests = []
const t = (f) => tests.push(f)

t(({ eq }) => eq(firstDayWeek(1, '1000'), '01-01-1000'))

t(({ eq }) => eq(firstDayWeek(52, '1000'), '22-12-1000'))

t(({ eq }) => eq(firstDayWeek(2, '0001'), '08-01-0001'))

t(({ eq }) => eq(firstDayWeek(43, '1983'), '17-10-1983'))

t(({ eq }) => eq(firstDayWeek(23, '0091'), '04-06-0091'))

t(({ eq }) => eq(firstDayWeek(2, '2017'), '02-01-2017'))

Object.freeze(tests)